import { fail, redirect } from '@sveltejs/kit';
import { hono } from '$lib/server/hono';

export async function load(event) {
	if (!event.locals.session) throw redirect(303, '/login');
	const famId = event.locals.session.famId;
	const [configs, templates, members, progress, rewards] = await Promise.all([
		hono.admin.bonusConfigs(event, famId),
		hono.admin.list(event, 'bonus-templates', famId),
		hono.admin.list(event, 'members', famId),
		hono.admin.bonusConfigProgress(event, famId),
		hono.admin.rewards(event, famId)
	]);
	return { configs, templates, members, progress, rewards };
}

export const actions = {
	createTemplate: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const data: Record<string, unknown> = {
			name: fd.get('name'),
			description: fd.get('description') || '',
			target: fd.get('target'),
			type: fd.get('type'),
			occurrence: fd.get('occurrence'),
			rewardType: fd.get('rewardType'),
			rewardValue: fd.get('rewardValue')
		};
		const criteriaValue = fd.get('criteriaValue');
		if (criteriaValue) data.criteriaValue = parseInt(criteriaValue as string, 10) || 0;
		const period = fd.get('period');
		if (period !== null) data.period = period;
		if (data.occurrence === 'once') data.period = '';
		try {
			const record = await hono.admin.create(event, 'bonus-templates', famId, data);
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to create template' });
		}
	},

	updateTemplate: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		const data: Record<string, unknown> = {};
		const name = fd.get('name');
		if (name) data.name = name;
		const target = fd.get('target');
		if (target) data.target = target;
		const type = fd.get('type');
		if (type) data.type = type;
		const occurrence = fd.get('occurrence');
		if (occurrence) data.occurrence = occurrence;
		const rewardType = fd.get('rewardType');
		if (rewardType) data.rewardType = rewardType;
		const rewardValue = fd.get('rewardValue');
		if (rewardValue) data.rewardValue = rewardValue;
		const criteriaValue = fd.get('criteriaValue');
		if (criteriaValue) data.criteriaValue = parseInt(criteriaValue as string, 10) || 0;
		const period = fd.get('period');
		if (period !== null) data.period = period;
		if (occurrence === 'once') data.period = '';
		const description = fd.get('description');
		if (description) data.description = description;
		try {
			const record = await hono.admin.update(event, 'bonus-templates', famId, id, data);
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to update template' });
		}
	},

	deleteTemplate: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		try {
			await hono.admin.remove(event, 'bonus-templates', famId, id);
			return { deleted: true };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to delete template' });
		}
	},

	createConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const startMode = fd.get('startMode') as string;
		const status = startMode === 'disabled' ? 'disabled' : 'active';
		const data: Record<string, unknown> = {
			name: fd.get('name'),
			target: fd.get('target'),
			type: fd.get('type'),
			occurrence: fd.get('occurrence'),
			rewardType: fd.get('rewardType'),
			rewardValue: fd.get('rewardValue'),
			status
		};
		const criteriaValue = fd.get('criteriaValue');
		if (criteriaValue) data.criteriaValue = parseInt(criteriaValue as string, 10) || 0;
		const period = fd.get('period');
		if (period !== null) data.period = period;
		if (data.occurrence === 'once') data.period = '';
		const description = fd.get('description');
		if (description) data.description = description;
		const memberId = fd.get('memberId');
		if (memberId) data.memberId = memberId;
		try {
			const record = await hono.admin.create(event, 'bonus-configs', famId, data);
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to create config' });
		}
	},

	updateConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		const data: Record<string, unknown> = {};
		const name = fd.get('name');
		if (name) data.name = name;
		const target = fd.get('target');
		if (target) data.target = target;
		const type = fd.get('type');
		if (type) data.type = type;
		const occurrence = fd.get('occurrence');
		if (occurrence) data.occurrence = occurrence;
		const rewardType = fd.get('rewardType');
		if (rewardType) data.rewardType = rewardType;
		const rewardValue = fd.get('rewardValue');
		if (rewardValue) data.rewardValue = rewardValue;
		const criteriaValue = fd.get('criteriaValue');
		if (criteriaValue) data.criteriaValue = parseInt(criteriaValue as string, 10) || 0;
		const period = fd.get('period');
		if (period !== null) data.period = period;
		if (occurrence === 'once') data.period = '';
		const description = fd.get('description');
		if (description) data.description = description;
		const memberId = fd.get('memberId');
		if (memberId !== null) data.memberId = memberId || null;
		try {
			const record = await hono.admin.update(event, 'bonus-configs', famId, id, data);
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to update config' });
		}
	},

	deleteConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		try {
			await hono.admin.remove(event, 'bonus-configs', famId, id);
			return { deleted: true };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to delete config' });
		}
	},

	createFromTemplate: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const startMode = fd.get('startMode') as string;
		const status = startMode === 'disabled' ? 'disabled' : 'active';
		const data: Record<string, unknown> = {
			name: fd.get('name'),
			description: fd.get('description') || '',
			target: fd.get('target'),
			type: fd.get('type'),
			occurrence: fd.get('occurrence'),
			rewardType: fd.get('rewardType'),
			rewardValue: fd.get('rewardValue'),
			criteriaValue: parseInt(fd.get('criteriaValue') as string, 10) || 0,
			period: fd.get('period') || '',
			memberId: fd.get('memberId') || '',
			status
		};
		if (data.occurrence === 'once') data.period = '';
		try {
			const record = await hono.admin.create(event, 'bonus-configs', famId, data);
			return { record };
		} catch (e) {
			return fail(400, {
				error: e instanceof Error ? e.message : 'Failed to create bonus from template'
			});
		}
	},

	assignConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		const target = fd.get('target') as string;
		const memberId = fd.get('memberId') as string;
		try {
			const record = await hono.admin.assignBonusConfig(event, famId, id, {
				target,
				memberId: memberId || null
			});
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to assign bonus' });
		}
	},

	completeConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		try {
			const record = await hono.admin.completeBonusConfig(event, famId, id);
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to complete bonus' });
		}
	},

	destroyConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		try {
			await hono.admin.destroyBonusConfig(event, famId, id);
			return { destroyed: true };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to delete bonus' });
		}
	},

	toggleConfig: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		const fd = await event.request.formData();
		const id = fd.get('id') as string;
		const currentStatus = fd.get('currentStatus') as string;
		const newStatus = currentStatus === 'disabled' ? 'active' : 'disabled';
		try {
			const record = await hono.admin.update(event, 'bonus-configs', famId, id, {
				status: newStatus
			});
			return { record };
		} catch (e) {
			return fail(400, { error: e instanceof Error ? e.message : 'Failed to toggle bonus' });
		}
	},

	evaluate: async (event) => {
		if (!event.locals.session) throw redirect(303, '/login');
		const famId = event.locals.session.famId;
		try {
			await hono.admin.evaluateBonusConfig(event, famId);
		} catch (e) {
			return { error: e instanceof Error ? e.message : 'Failed to evaluate' };
		}
	}
};